写出下列名词的复数形式,不可数名词用“?”表示.
问题描述：
写出下列名词的复数形式,不可数名词用“?”表示.
box__ peach__ nurse__ potato__ bus__ mouth__
radish__ rice__ picture__ water__ lemon__ juice__
答
boxes peaches nurses potatoes buses mouths
radishes rice_?_ pictures water_?_ lemons juice_?_